the first file is clean

https://www.metascan-online.com/pt/scanresult/file/cb13e767f1ca41ddae4a453925bd93ca

but the second avast does not detect

https://www.metascan-online.com/pt/scanresult/file/8887b8ed59b94ba8b39f4730ac2268c8

http://i.imgur.com/khd8C7F.png